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用沙坝矿多中段开采矿区稳定性分析

Modern Mining(2012)

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Abstract
为配合开磷集团做大做强的目标要求,用沙坝矿生产能力要提高到200万t/a,需多个中段同时开采才能实现。同时开采2~5个中段,需要充填采矿区,以控制矿区的沉降量。通过有限元计算,并对计算结果进行了稳定性分析,达到了提高矿区开采安全性,实现多中段安全开采的目的。
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Key words
Yongshaba mine,Stability analysis,Settlement
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